PSYCHOLOGICAL RESEARCH ON EQUIPMENT DESIGN

Abstract : Contents: Display problems in the design of aviation equipment; Human motor abilities as related to the design of equipment; Relative effectiveness of presenting numerical data by use of tables and graphs; Psychological factors involved in the design of air navigation plotters; Design of clock dials for greatest speed and accuracy of reading in military (2400- hour) time system; Speed and accuracy of dial reading as a function of dial diameter and angular separation of scale divisions; Interpretability of various types of aircraft attitude indicators; Direction of movement in the use of control knobs to position visual indicators; Relationships between selected control and indicator movements; Comparative interpretability of two methods of presenting information by radar; Psychophysical investigation of ability to reproduce pressures; Coding of airplane control knobs; Tactual discrimination of shapes for aircraft controls; Location discrimination ability; Control arrangement for sequential operation; Effect of several types of control movements in the performance of a simple compensatory pursuit task; Accuracy of sighting and triggering with three types of gun-sight handgrip controls; Effect of anoxia on visual illusions; Effect of increased positive acceleration (G) on ability to read aircraft instrument dials.